#include "apdefap.h"
 char* _main(char* lpszPictureName, char* lpszObjectName, char* lpszPropertyName)
{
    const char* currentUserName = GetTagChar("@local::@CurrentUserName");
    
    if (currentUserName == NULL || currentUserName[0] == '\0') 
    {
        return "未登录";
    }
    else
    {
        return currentUserName;
    }
}